Home / 2,754,495.90-3,801,128.40-1,530,770.58

Finding the Fourth Proportional to 2,754,495.90, 3,801,128.40 and 1,530,770.58

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Solution

The fourth proportional to 2,754,495.90, 3,801,128.40 and 1,530,770.58 is: 2,112,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,495.90 : 3,801,128.40 = 1,530,770.58 : x
  2. Step 2: Convert to fraction form
    2,754,495.90/3,801,128.40 = 1,530,770.58/x
  3. Step 3: Cross multiply
    2,754,495.90x = 3,801,128.40 × 1,530,770.58
  4. Step 4: Simplify right side
    2,754,495.90x = 5,818,655,525,522.47
  5. Step 5: Solve for x
    x = 5,818,655,525,522.47/2,754,495.90
  6. Step 6: Final answer
    x = 2,112,421.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.